<template>
	<view class="login-container">
		<uni-icons type="contact-filled" size="100" color="#AFAFAF"></uni-icons>
		<button type="primary" class="btn-login" open-type="getUserInfo" @getuserinfo="getUserInfo">一键登录</button>
		<text class="tips-text">登录后尽享更多权益</text>
	</view>
</template>

<script>
	import {mapMutations, mapState} from 'vuex'
	export default {
		name:"my-login",
		data() {
			return {
				
			};
		},
		computed:{
			...mapState('m_user',['redirectInfo'])
		},
		methods:{
			...mapMutations('m_user', ['updateUserInfo', 'updateToken', 'updateRedirectInfo']),
			//用户等授权后，登录信息
			getUserInfo(e){
				console.log(e);
				if(e.detail.errMsg === 'getUserInfo:fail auth deny') 
				    return uni.$showMsg('您取消了用户授权')
					
				// console.log(e.detail.userInfo)
				this.updateUserInfo(e.detail.userInfo)
				
				this.getToken(e.detail)
			},
			async getToken(info){
				const [err, res] = await uni.login().catch(err=>err)
				console.log(res);
				if(err || res.errMsg !== 'login:ok'){
					return uni.$showMsg('登录失败！');
				};
				//准备参数
				const query = {
					code:res.code,
					encrytedData:info.encryptedData,
					iv:info.iv,
					rawData:info.rawData,
					signature:info.signature
				};
				
					// 3.1 发起请求
				const { data: loginResult } = await uni.$http.post('/api/shopData.php',
				{
					getType:8,
					query:query
				})
				console.log(loginResult);
				//加载失败
				if(loginResult.meta.status !== 200) return uni.$showMsg('登录失败');
				//this.token = loginResult.data[0].token; 
				
				//uni.$showMsg('登录成功');
				//直接把token保存到vuex中
				this.updateToken(loginResult.data[0].token)
			
				this.navigateBack()
			},
			navigateBack(){
				if(this.redirectInfo && this.redirectInfo.openType === 'switchTab'){
					uni.switchTab({
						url:this.redirectInfo.from,
						complete:()=>{
							this.updateRedirectInfo(null)
						}
					})
				}
			}
		}
	}
</script>

<style lang="scss">
.login-container{
	height: 750rpx;
	background-color:#f6f8ee;
	display:flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	
	position:relative;
	overflow:hidden;
	&::after{
		content:' ';
		display: block;
		width: 100%;
		height:40px;
		background-color: white;
		position: absolute;
		bottom: 0;
		left: 0;
		border-radius: 100%;
		transform: translateY(50%);
	}
	
	
	.btn-login{
		width: 90%;
		border-radius: 100px;
		margin: 15px 0;
		background-color: #C00000;
	}
	
	.tips-text{
		font-size: 12px;
		color:gray;
	}
	
}
</style>
